Playback Progress Reconciliation Across Media Devices

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Solution Overview

Problem

Conventional systems fail to synchronize playback progress points across different media devices and content providers, leading to users wasting time finding the correct playback point, especially in social or group environments with multiple content providers.

Innovation Solution

A system that detects nearby media devices using GPS, short-range wireless communication, or other methods to request and share progress point information, allowing seamless playback resumption across devices and content providers by reconciling playback times based on segment identifiers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional systems store playback progress only on the local device, then the device can maintain simple storage and access, but other devices cannot retrieve the progress information to resume playback

Engineering Contradiction:
Improveplayback resumption across devicesVSAvoidprogress point information availability
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent combines local progress point storage with cloud-based synchronization. Multiple devices can access the same progress information through cloud synchronization, allowing seamless playback resumption across different devices while maintaining information availability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent introduces a cloud service as an intermediary between devices and progress point information. The cloud acts as a mediator that stores and distributes progress information, enabling devices to retrieve progress data without direct device-to-device communication.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the system synchronizes progress points across multiple content providers, then users can resume playback from the correct point regardless of which provider they use, but the system complexity increases due to reconciling different playback timelines

Engineering Contradiction:
Improvecross-provider playback continuityVSAvoidplayback synchronization mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent transforms playback progress from time-based parameters to segment-based parameters. By identifying content segments independently of playback speed or provider-specific timing, the system can synchronize progress across different content providers without complex time reconciliation.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent divides content into discrete segments with unique identifiers. This segmentation allows the system to track progress at the segment level rather than relying on provider-specific timestamps, enabling seamless cross-provider playback resumption while simplifying the synchronization mechanism.

Inventive Principle:
Principle #1Segmentation

3Reliability

If the system continuously monitors and synchronizes playback progress in real-time, then playback continuity is maintained across devices, but energy consumption and processing requirements increase

Engineering Contradiction:
Improveplayback progress synchronizationVSAvoiddevice energy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent implements periodic synchronization instead of continuous real-time monitoring. Devices synchronize progress information at regular intervals or upon specific events (e.g., pausing, resuming), reducing energy consumption while maintaining adequate playback continuity across devices.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent performs progress point synchronization in advance during idle periods or when devices are connected to power sources. This preliminary action ensures progress information is updated before needed, reducing the need for frequent real-time synchronization and lowering energy consumption.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12143675B2Systems and methods for reconciling playback using progress point information
Publication Date: 2024.11.12 ADEIA GUIDES INC
  • US12143675B2 patent drawing
  • US12143675B2 patent drawing
  • US12143675B2 patent drawing

AI summary

The systems and methods are described herein for playback of content based on progress point information. The systems and methods detect nearby media devices to transmit or request progress point information. Based on the communicated progress point information, the system may generate an option to play back content at a point within the content up to which content was last consumed. When content providers offer different versions of one content item and the user does not select to play back content from the content provider associated with the progress point information, the system determines a proper playback point in other content providers.